{"id":30622,"date":"2023-10-08T07:49:24","date_gmt":"2024-02-22T16:30:24","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%85%b3%e4%ba%8ephp%e7%b1%bb%e7%9a%84parent\/"},"modified":"2025-08-12T20:03:30","modified_gmt":"2025-08-12T12:03:30","slug":"%e5%85%b3%e4%ba%8ephp%e7%b1%bb%e7%9a%84parent","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%85%b3%e4%ba%8ephp%e7%b1%bb%e7%9a%84parent\/","title":{"rendered":"\u5173\u4e8ePHP\u7c7b\u7684parent"},"content":{"rendered":"<h1>:: parent\u53ef\u4ee5\u8bbf\u95ee\u7236\u7c7b\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u3002<\/h1>\n<p>class ko extends oya {<br \/>\n\u53ef\u4ee5\u8bbf\u95ee\u7ee7\u627f\u7684\u7236\u7c7b\u63cf\u8ff0<\/p>\n<p>\u8bf7\u5199\u51fa\u4e0b\u9762\u7684\u4e2d\u6587\u7ffb\u8bd1\uff0c\u53ea\u9700\u8981\u4e00\u79cd\u9009\u62e9\uff1a<br \/>\n\u4f8b\uff1a<br \/>\n\u8bf7\u95ee\u4f60\u53eb\u4ec0\u4e48\u540d\u5b57\uff1f<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">&lt;?php<\/span> \r\n\r\n<span class=\"kd\">class<\/span> <span class=\"nc\">oya<\/span>\r\n<span class=\"p\">{<\/span>\r\n    <span class=\"k\">public<\/span> <span class=\"k\">function<\/span> <span class=\"n\">__construct<\/span><span class=\"p\">(){<\/span>\r\n        <span class=\"k\">echo<\/span> <span class=\"s1\">'\u89aa\u3067\u3059'<\/span><span class=\"mf\">.<\/span><span class=\"s2\">\"<\/span><span class=\"se\">\\n<\/span><span class=\"s2\">\"<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"k\">public<\/span> <span class=\"k\">function<\/span> <span class=\"n\">oya_func<\/span><span class=\"p\">(){<\/span>\r\n        <span class=\"k\">echo<\/span> <span class=\"s1\">'\u89aa\u306e\u95a2\u6570\u3067\u3059'<\/span><span class=\"mf\">.<\/span><span class=\"s2\">\"<\/span><span class=\"se\">\\n<\/span><span class=\"s2\">\"<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"nv\">$oya<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">oya<\/span><span class=\"p\">();<\/span>\r\n<span class=\"nv\">$oya<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">oya_func<\/span><span class=\"p\">();<\/span>\r\n<span class=\"c1\">\/\/\u7d50\u679c<\/span>\r\n<span class=\"c1\">\/\/ \u89aa\u3067\u3059<\/span>\r\n<span class=\"c1\">\/\/ \u89aa\u306e\u95a2\u6570\u3067\u3059<\/span>\r\n\r\n<span class=\"kd\">class<\/span> <span class=\"nc\">ko<\/span> <span class=\"kd\">extends<\/span> <span class=\"nc\">oya<\/span>\r\n<span class=\"p\">{<\/span>\r\n  <span class=\"k\">public<\/span> <span class=\"k\">function<\/span> <span class=\"n\">__construct<\/span><span class=\"p\">()<\/span>\r\n  <span class=\"p\">{<\/span>\r\n      <span class=\"k\">echo<\/span> <span class=\"s1\">'\u5b50\u3067\u3059'<\/span><span class=\"mf\">.<\/span><span class=\"s2\">\"<\/span><span class=\"se\">\\n<\/span><span class=\"s2\">\"<\/span><span class=\"p\">;<\/span>\r\n      <span class=\"k\">parent<\/span><span class=\"o\">::<\/span><span class=\"nf\">__construct<\/span><span class=\"p\">();<\/span>\r\n  <span class=\"p\">}<\/span>\r\n\r\n  <span class=\"k\">public<\/span> <span class=\"k\">function<\/span> <span class=\"n\">ko_func<\/span><span class=\"p\">(){<\/span>\r\n      <span class=\"k\">echo<\/span> <span class=\"s1\">'\u5b50\u4f9b\u306e\u95a2\u6570\u3067\u3059'<\/span><span class=\"mf\">.<\/span><span class=\"s2\">\"<\/span><span class=\"se\">\\n<\/span><span class=\"s2\">\"<\/span><span class=\"p\">;<\/span>\r\n      <span class=\"k\">parent<\/span><span class=\"o\">::<\/span><span class=\"nf\">oya_func<\/span><span class=\"p\">();<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"nv\">$ko<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">ko<\/span><span class=\"p\">();<\/span>\r\n<span class=\"nv\">$ko<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">ko_func<\/span><span class=\"p\">();<\/span>\r\n\r\n<span class=\"c1\">\/\/\u7d50\u679c<\/span>\r\n<span class=\"c1\">\/\/ \u89aa\u3067\u3059<\/span>\r\n<span class=\"c1\">\/\/ \u89aa\u306e\u95a2\u6570\u3067\u3059<\/span>\r\n<span class=\"c1\">\/\/ \u5b50\u3067\u3059<\/span>\r\n<span class=\"c1\">\/\/ \u89aa\u3067\u3059<\/span>\r\n<span class=\"c1\">\/\/ \u5b50\u4f9b\u306e\u95a2\u6570\u3067\u3059<\/span>\r\n<span class=\"c1\">\/\/ \u89aa\u306e\u95a2\u6570\u3067\u3059<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u5206\u522b\u5728\u5b50\u7c7b\u7684\u6784\u9020\u51fd\u6570\u548c\u51fd\u6570\u4e2d\u8bbe\u7f6e\u4e86 &#8220;::parent&#8221;\u3002\u8fd9\u6837\u4e00\u6765\uff0c\u5728\u5b50\u7c7b\u4e2d\u8c03\u7528\u6784\u9020\u51fd\u6570\u548c\u51fd\u6570\u65f6\uff0c\u4f1a\u540c\u65f6\u8c03\u7528\u7236\u7c7b\u7684\u65b9\u6cd5\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>:: parent\u53ef\u4ee5\u8bbf\u95ee\u7236\u7c7b\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u3002 class ko extends oya { \u53ef\u4ee5\u8bbf\u95ee\u7ee7\u627f\u7684\u7236\u7c7b [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-30622","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-227"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u5173\u4e8ePHP\u7c7b\u7684parent - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u5173\u4e8e\u5173\u4e8ePHP\u7c7b\u7684parent\u7684\u6280\u672f\u6587\u7ae0\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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